/* ***** BEGIN LICENSE BLOCK *****
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is
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 * Portions created by the Initial Developer are Copyright (C) 1998
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 *   Dou Yongwang <douyonwang@gmail.com> (Symbian port)
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#ifndef UNIVERSALCHARDET_H
#define UNIVERSALCHARDET_H

// INCLUDES
#include <e32std.h>
#include <e32base.h>

// CLASS DECLARATION
class nsUniversalDetector;

/**
 *  CUniversalChardet
 * 
 */
class CUniversalChardet : public CBase
	{
public:
	enum TFilter
		{
		EFilterChineseSimplified = 0x01,
		EFilterChineseTraditional = 0x02,
		EFilterJapanese = 0x04,
		EFilterKOREAN = 0x08,
		EFilterNON_CJK = 0x10,
		EFilterAll = 0x1F,
		EFilterChinese = EFilterChineseSimplified | EFilterChineseTraditional,
		EFilterCJK = EFilterChineseSimplified | EFilterChineseTraditional | EFilterJapanese | EFilterKOREAN 
		};
	// Constructors and destructor
	~CUniversalChardet();
	static CUniversalChardet* NewL(TFilter aFilter);
	static CUniversalChardet* NewLC(TFilter aFilter);
	
public:
	void DetectL(const TDesC& aFilePath, TInt aBlockSize = 0);
	void SetBlockSize(TInt aBlockSize);
	
	const TPtrC8 Charset() const;

private:
	CUniversalChardet();
	void ConstructL(TFilter aFilter);
	
	void SetCharsetL(const TDesC8& aCharset);

private:
	nsUniversalDetector* iDetector;
	TInt iBlockSize;
	HBufC8* iCharset;
	};

#endif // UNIVERSALCHARDET_H
